Home / 54,911.42-75,777.82-29,760.92

Finding the Fourth Proportional to 54,911.42, 75,777.82 and 29,760.92

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Solution

The fourth proportional to 54,911.42, 75,777.82 and 29,760.92 is: 41,070.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,911.42 : 75,777.82 = 29,760.92 : x
  2. Step 2: Convert to fraction form
    54,911.42/75,777.82 = 29,760.92/x
  3. Step 3: Cross multiply
    54,911.42x = 75,777.82 × 29,760.92
  4. Step 4: Simplify right side
    54,911.42x = 2,255,217,185.50
  5. Step 5: Solve for x
    x = 2,255,217,185.50/54,911.42
  6. Step 6: Final answer
    x = 41,070.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.